A unit of explosive force equal to that of one million metric tons of TNT.(noun)
American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Use "megaton" in a sentence
"You can fleece the contents of the "good" bar owners 'safe in megaton and its not like they end up going out of business or anything."
"First off, I think people don't quite understand that GDC isn't a trade show, like E3 or TGS; it's an event that's for game developers, and when it's viewed in that light, Nintendo's announcements were relatively high on the "megaton" scale."
"It's obviously trying to get the biggest announcement bang for its many bucks spent on booth space, so expect any "megaton" announcements to happen next week, not this week."